2nd Line+ Phone Number & eSIM is an application that provides users with an additional phone number and eSIM functionality on a single device. It is designed for individuals who require a separate number for work or personal purposes without needing an extra phone. The app utilizes virtual phone number technology and eSIM capabilities to enable making calls, sending messages, and more via an internet connection, offering enhanced flexibility and convenience.

The app is primarily compatible with smartphones supporting eSIM technology, which is typically found in newer device models. Users should verify their device specifications for compatibility. Additionally, it is available for both Android and iOS platforms, making it accessible across different devices.

Key benefits include the ability to have a separate phone line for work or personal use without an additional device. The app provides flexibility, cost savings, and convenience by using internet-based communication. The eSIM feature allows for easy network switching, which is especially useful for frequent travelers.

While the app may be free or available as a one-time purchase, users should be aware of potential extra costs such as subscription fees for maintaining the second line. It is recommended to review the app's pricing details on the app store or within the app to understand any ongoing charges.

The app emphasizes user security by implementing encryption and other protective measures to safeguard communication data. Users should also ensure they use secure internet connections and consider additional security practices such as enabling two-factor authentication to further protect their data while using the app.